# Counties in Iowa by adult obesity rate, local model estimate, 2023

All 99 values come from Centers for Disease Control and Prevention for 2023, so the places are comparable.

- Indicator id: `adult_obesity_rate_modelled`
- Unit: %
- Definition: Percentage of adults with a body mass index of 30 or more, calculated from self-reported weight and height. Model-based estimate for adults aged 18 and over from CDC PLACES. Crude prevalence, not age-adjusted.
- Source: Centers for Disease Control and Prevention, PLACES: Local Data for Better Health, County Data (swc5-untb, fu4u-a9bh, h3ej-a9ec and later releases), adult obesity rate, crude prevalence (https://www.cdc.gov/places/)
- Publisher page: https://invokely.ai/en/publishers/cdc
- Retrieved: 2026-10-12
- Citation: Centers for Disease Control and Prevention (CDC). PLACES: Local Data for Better Health, County Data (swc5-untb, fu4u-a9bh, h3ej-a9ec and later releases), adult obesity rate, crude prevalence. https://www.cdc.gov/places/. Retrieved 2026-10-12. These data are available free from CDC. Use does not imply endorsement by CDC, ATSDR, HHS or the United States Government.
- Web page: https://invokely.ai/rankings/adult-obesity-rate-county-estimate/iowa-counties

| Rank | Place | % |
|---:|---|---:|
| 1 | Marshall County | 44.1 |
| 2 | Appanoose County | 43.4 |
| 2 | Boone County | 43.4 |
| 2 | Iowa County | 43.4 |
| 5 | Clarke County | 43.1 |
| 6 | Page County | 42.9 |
| 7 | Ringgold County | 42.7 |
| 8 | Crawford County | 42.6 |
| 9 | Emmet County | 42.5 |
| 10 | Allamakee County | 42.3 |
| 11 | Hancock County | 42.2 |
| 11 | Lyon County | 42.2 |
| 11 | Monona County | 42.2 |
| 14 | Wapello County | 41.7 |
| 15 | Humboldt County | 41.4 |
| 15 | Keokuk County | 41.4 |
| 15 | Muscatine County | 41.4 |
| 18 | Sac County | 41.3 |
| 19 | Webster County | 41.2 |
| 20 | Clayton County | 41 |
| 20 | Ida County | 41 |
| 22 | Benton County | 40.8 |
| 22 | Cedar County | 40.8 |
| 24 | Cass County | 40.7 |
| 24 | Franklin County | 40.7 |
| 24 | Wright County | 40.7 |
| 27 | Cherokee County | 40.6 |
| 27 | Scott County | 40.6 |
| 27 | Wayne County | 40.6 |
| 30 | Poweshiek County | 40.5 |
| 30 | Worth County | 40.5 |
| 32 | Black Hawk County | 40.4 |
| 33 | Jackson County | 40.3 |
| 34 | Louisa County | 40.2 |
| 34 | Tama County | 40.2 |
| 36 | Cerro Gordo County | 40.1 |
| 36 | Mitchell County | 40.1 |
| 38 | Palo Alto County | 40 |
| 39 | Adair County | 39.9 |
| 39 | Fremont County | 39.9 |
| 41 | Calhoun County | 39.8 |
| 41 | Floyd County | 39.8 |
| 41 | Lucas County | 39.8 |
| 44 | Carroll County | 39.7 |
| 44 | Delaware County | 39.7 |
| 44 | Jones County | 39.7 |
| 44 | Taylor County | 39.7 |
| 48 | Decatur County | 39.6 |
| 48 | Jefferson County | 39.6 |
| 50 | Montgomery County | 39.5 |
| 50 | Osceola County | 39.5 |
| 50 | Van Buren County | 39.5 |
| 53 | Chickasaw County | 39.4 |
| 53 | Marion County | 39.4 |
| 53 | Plymouth County | 39.4 |
| 56 | Butler County | 39.3 |
| 56 | Clinton County | 39.3 |
| 58 | Mills County | 39.2 |
| 59 | Adams County | 39.1 |
| 59 | Pottawattamie County | 39.1 |
| 59 | Woodbury County | 39.1 |
| 62 | Hardin County | 38.9 |
| 63 | Henry County | 38.8 |
| 63 | O'Brien County | 38.8 |
| 65 | Warren County | 38.7 |
| 66 | Mahaska County | 38.6 |
| 66 | Washington County | 38.6 |
| 68 | Fayette County | 38.5 |
| 69 | Winnebago County | 38.4 |
| 70 | Jasper County | 38.3 |
| 71 | Kossuth County | 38.2 |
| 71 | Monroe County | 38.2 |
| 73 | Buena Vista County | 38.1 |
| 74 | Howard County | 38 |
| 75 | Shelby County | 37.8 |
| 76 | Audubon County | 37.6 |
| 76 | Bremer County | 37.6 |
| 76 | Buchanan County | 37.6 |
| 76 | Lee County | 37.6 |
| 80 | Davis County | 37.5 |
| 80 | Grundy County | 37.5 |
| 82 | Dickinson County | 37.2 |
| 82 | Guthrie County | 37.2 |
| 82 | Madison County | 37.2 |
| 82 | Union County | 37.2 |
| 86 | Polk County | 37 |
| 87 | Hamilton County | 36.5 |
| 88 | Pocahontas County | 36.2 |
| 89 | Greene County | 35.8 |
| 90 | Linn County | 35.4 |
| 91 | Clay County | 35.2 |
| 91 | Harrison County | 35.2 |
| 93 | Winneshiek County | 34.7 |
| 94 | Des Moines County | 34.6 |
| 95 | Dubuque County | 34.3 |
| 96 | Sioux County | 33 |
| 97 | Dallas County | 32.8 |
| 98 | Story County | 30.8 |
| 99 | Johnson County | 30.4 |